A 300-Kg Object Traveling 20

question 23

Multiple Choice

A 3.00-kg object traveling 20.0 m/s west collides with a 5.00-kg mass object traveling 12.0 m/s west. The collision is perfectly elastic, what is the velocity of the 3.00-kg object after the collision?

• A)20.0 m/s east
• B)8.00 m/s west
• C)12.0 m/s west
• D)12.0 m/s east
• E)10.0 m/s west

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